<template>
  <div class="login_c">
    <!-- 登陆盒子 -->
    <div class="login_box">
      <!-- 头像 -->
      <div class="avatar_box">
        <img src="../assets/logo.png" alt="">
      </div>
      <!-- 登录表单 -->
      <el-form class="login_form" ref="loginFormRef" :model="loginForm" :rules="loginFormRules">
        <!-- 用户名 -->
        <el-form-item prop="username">
          <el-input v-model="loginForm.username" prefix-icon="iconfont icon-username"></el-input>
        </el-form-item>
        <!-- 密码 -->
        <el-form-item prop="password">
          <el-input type="password" v-model="loginForm.password" prefix-icon="iconfont icon-password"></el-input>
        </el-form-item>
        <!-- 按钮 -->
        <el-form-item class="btns">
          <el-button type="primary" @click="login">登录</el-button>
          <el-button type="info" @click="reset">重置</el-button>
        </el-form-item>
      </el-form>
      
    </div>
  </div>
</template>

<script>
export default {
  name: 'Login',
  data(){
    return {
      loginForm: {
        username:"admin",
        password:"123456"
      },
      loginFormRules:{
        username:[
          {required: true,message:"用户名不能为空",},
          {min:2,max:10,message:"长度要在2-10个字符之间",trigger:"blur"}
        ],
        password:[
          {required: true,message:"密码不能为空",},
          {min:6,max:10,message:"长度要在6-10个字符之间",trigger:"blur"}
        ]
      }
    }
  },
  
  methods:{
    login() {
      this.$refs.loginFormRef.validate(async (valid)=>{
        if(valid){
          const {data : res} = await this.$http.post("login",this.loginForm);
          if(res.meta.status !== 200) return this.$message.error("登录失败");
          this.$message.success("登录成功");
          window.sessionStorage.setItem("token",res.data.token);
          this.$router.push("/home");
        }else{
          console.log("格式不正确");
        }
      });
    },
    reset(){
      this.$refs.loginFormRef.resetFields();
    }
  },
  components: {},
}
</script>
<style lang="less" scoped>
  .login_c{
    background-color:cadetblue;
    height: 100%;
  }
  .login_box{
    width: 450px;
    height: 300px;
    background: #fff;
    border-radius: 3px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%);
    .avatar_box{
      height: 130px;
      width: 130px;
      border: 1px solid #eee;
      border-radius: 50%;
      padding: 10px;
      box-shadow: 0 0 10px #ddd;
      position: absolute;
      left: 50%;
      transform: translate(-50%,-50%);
      background-color: #fff;
      img{
        width: 100%;
        height: 100%;
        border-radius: 50%;
        background-color: #eee;
      }
    }
  }
  .login_form {
    position: absolute;
    bottom: 0;
    width: 100%;
    padding: 0 20px;
    box-sizing: border-box;
  }
  .btns {
    display: flex;
    justify-content: flex-end;
  }
</style>